Pyxform

* 547 Fix parsing of (multiple) pulldata calls in a (multi-line) expression
* Lindsay Stevens lindsay-stevens (ODK)
* 545 Do not warn about labels when using an unlabeled groups
* Yaw Anokwa yanokwa (ODK)
* 544 Levenshtein distance warning for sheet name misspellings
* Lindsay Stevens lindsay-stevens (ODK)
* 543 Output empty label instead of omitting it
* Lindsay Stevens lindsay-stevens (ODK)
* 541 Fix windows test failures related to temp file creation by Validate
* Lindsay Stevens lindsay-stevens (ODK)
* 540 Remove Java version check
* Lindsay Stevens lindsay-stevens (ODK)

* 535 Don't check for dynamic label if there is no label
* Hélène Martin lognaturel (ODK)
* 536 Expand refs in predicates using current() even if preceded by whitespace
* Agus Hilman gushil (OpenClinica)

* 521 Use itext for dynamic selects with dynamic labels
* Agus Hilman gushil (OpenClinica), Hélène Martin lognaturel (ODK)
* 522 Add support for csv-external
* Hélène Martin lognaturel (ODK)
* 526 Warning for dynamic defaults now more annoying than helpful
* Yaw Anokwa yanokwa (ODK)
* 524 ${} references in predicates should be expanded using current()
* Agus Hilman gushil (OpenClinica)
* 529 Apply section name check to sections only
* John Milner jnm (KoBo)
* 516 Generate correct reference when selecting choices from current repeat question
* Davis Raymond DavisRayM (Ona)

* 514 Fix circular reference error raised when converting an XLSX form with multiple languages to JSON
* Davis Raymond DavisRayM (Ona)
* 519 Add support for odk:recordaudio
* Callum Stott seadowg (ODK)

* 510 Show a more helpful error message is section name is equal to form name
* Agus Hilman gushil (OpenClinica)
* 507 Fixed KeyError that occurs with some dynamic default expressions
* Agus Hilman gushil (OpenClinica)
* 484 Use absolute path for first argument in indexed-repeat() output
* Agus Hilman gushil (OpenClinica)

* 500 Use same versions as requirements.pip to prevent unexpected upgrades
* Yaw Anokwa yanokwa (ODK)
* 498 Add warning for images without max-pixel
* Yaw Anokwa yanokwa (ODK)